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Individual
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Individual
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Priority to ES0323737ApriorityCriticalpatent/ES323737A1/en
Publication of ES323737A1publicationCriticalpatent/ES323737A1/en
Improvements in the manufacture of pipelines for fluids, according to which a tubular pipeline is formed, from thermoplastic materials that are formed by an extrusion process during which a longitudinal external thickening is produced in the material forming the pipeline. it is connected to said conduit in a siamese manner, incorporating a dielectric packing in the bosom of such regruesado that envelops and maintains reciprocally isolated electrical current conductors. (Machine-translation by Google Translate, not legally binding)
ES0323737A1966-03-021966-03-02Improvements in the manufacture of fluid conductions. (Machine-translation by Google Translate, not legally binding)
ExpiredES323737A1
(en)